package com.spzx.order.configure;


import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.CustomExchange;
import org.springframework.amqp.core.Queue;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.HashMap;

/**
 * 延迟插件：实现延迟消息。
 */
@Configuration
public class DelayedMqConfig {
    public static final String exchange_delay = "exchange.delay";
    public static final String routing_delay = "routing.delay";
    public static final String queue_delay_1 = "queue.delay.1";
    @Bean
    public Queue delayQeue1(){
        // 第一个参数是创建的queue的名字，第二个参数是是否支持持久化
        return new Queue(queue_delay_1,true);
    }
    @Bean
    public CustomExchange dalayExchange(){
        HashMap<String, Object> args= new HashMap<>();
        args.put("x-delayed-type","direct");
        return new CustomExchange(exchange_delay,"x-delayed-message",true,false,args);
    }
    @Bean
    public Binding delayBinding(){
        return BindingBuilder.bind(delayQeue1()).to(dalayExchange()).with(routing_delay).noargs();
    }
}
